1980s, for Economist, Guardian, New Scientist, Sunday Times and Observer. Esquire columnist in 1993 and Esquire science editor 1996-98. Columnist for High Life. Since then, also written for The Spectator, Conde Nast Traveler, Science, Newsweek and the Evening Standard.

Broadcasting

Regular contributions to BBC radio, notably Scope, Acid Test, Science Now, Leading Edge, the Infinite Monkey Cage and Museum of Curiosity. Also George Hook, On Newstalk in Ireland, and assorted appearances on Sky, Today, Al Jazeera and CNN.